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// FarUtils.cpp
#include "StdAfx.h"
#include "../../../Common/IntToString.h"
#include "../../../Common/StringConvert.h"
#ifndef UNDER_CE
#include "../../../Windows/Console.h"
#endif
#include "../../../Windows/Defs.h"
#include "../../../Windows/ErrorMsg.h"
#include "FarUtils.h"
using namespace NWindows;
namespace NFar {
CStartupInfo g_StartupInfo;
void CStartupInfo::Init(const PluginStartupInfo &pluginStartupInfo,
const CSysString &pluginNameForRegestry)
{
m_Data = pluginStartupInfo;
m_RegistryPath = GetSystemString(pluginStartupInfo.RootKey);
m_RegistryPath += TEXT('\\');
m_RegistryPath += pluginNameForRegestry;
}
const char *CStartupInfo::GetMsgString(int messageId)
{
return (const char*)m_Data.GetMsg(m_Data.ModuleNumber, messageId);
}
int CStartupInfo::ShowMessage(unsigned int flags,
const char *helpTopic, const char **items, int numItems, int numButtons)
{
return m_Data.Message(m_Data.ModuleNumber, flags, helpTopic,
items, numItems, numButtons);
}
namespace NMessageID
{
enum
{
kOk,
kCancel,
kWarning,
kError
};
}
int CStartupInfo::ShowWarningWithOk(const char **items, int numItems)
{
return ShowMessage(FMSG_WARNING | FMSG_MB_OK, NULL, items, numItems, 0);
}
extern const char *g_PluginName_for_Error;
void CStartupInfo::SetErrorTitle(AString &s)
{
if (g_PluginName_for_Error)
{
s += g_PluginName_for_Error;
s += ": ";
}
s += GetMsgString(NMessageID::kError);
}
int CStartupInfo::ShowErrorMessage(const char *message)
{
AString s;
SetErrorTitle(s);
const char *items[]= { s, message };
return ShowWarningWithOk(items, ARRAY_SIZE(items));
}
int CStartupInfo::ShowErrorMessage2(const char *m1, const char *m2)
{
AString s;
SetErrorTitle(s);
const char *items[]= { s, m1, m2 };
return ShowWarningWithOk(items, ARRAY_SIZE(items));
}
/*
static void SplitString(const AString &srcString, AStringVector &destStrings)
{
destStrings.Clear();
AString string;
unsigned len = srcString.Len();
if (len == 0)
return;
for (unsigned i = 0; i < len; i++)
{
char c = srcString[i];
if (c == '\n')
{
if (!string.IsEmpty())
{
destStrings.Add(string);
string.Empty();
}
}
else
string += c;
}
if (!string.IsEmpty())
destStrings.Add(string);
}
*/
/*
int CStartupInfo::ShowMessageLines(const char *message)
{
AStringVector strings;
SplitString(message, strings);
const unsigned kNumStringsMax = 20;
const char *items[kNumStringsMax + 1] = { GetMsgString(NMessageID::kError) };
unsigned pos = 1;
for (unsigned i = 0; i < strings.Size() && pos < kNumStringsMax; i++)
items[pos++] = strings[i];
items[pos++] = GetMsgString(NMessageID::kOk);
return ShowMessage(FMSG_WARNING, NULL, items, pos, 1);
}
*/
/*
int CStartupInfo::ShowMessageLines(const char *message)
{
AString s = GetMsgString(NMessageID::kError);
s.Add_LF();
s += message;
return ShowMessage(FMSG_WARNING | FMSG_MB_OK | FMSG_ALLINONE, NULL,
(const char **)(const char *)s, 1, 0);
}
*/
int CStartupInfo::ShowMessage(int messageId)
{
return ShowErrorMessage(GetMsgString(messageId));
}
int CStartupInfo::ShowDialog(int X1, int Y1, int X2, int Y2,
const char *helpTopic, struct FarDialogItem *items, int numItems)
{
return m_Data.Dialog(m_Data.ModuleNumber, X1, Y1, X2, Y2, (char *)helpTopic,
items, numItems);
}
int CStartupInfo::ShowDialog(int sizeX, int sizeY,
const char *helpTopic, struct FarDialogItem *items, int numItems)
{
return ShowDialog(-1, -1, sizeX, sizeY, helpTopic, items, numItems);
}
inline static BOOL GetBOOLValue(bool v) { return (v? TRUE: FALSE); }
void CStartupInfo::InitDialogItems(const CInitDialogItem *srcItems,
FarDialogItem *destItems, int numItems)
{
for (int i = 0; i < numItems; i++)
{
const CInitDialogItem &srcItem = srcItems[i];
FarDialogItem &destItem = destItems[i];
destItem.Type = srcItem.Type;
destItem.X1 = srcItem.X1;
destItem.Y1 = srcItem.Y1;
destItem.X2 = srcItem.X2;
destItem.Y2 = srcItem.Y2;
destItem.Focus = GetBOOLValue(srcItem.Focus);
if (srcItem.HistoryName != NULL)
destItem.History = srcItem.HistoryName;
else
destItem.Selected = GetBOOLValue(srcItem.Selected);
destItem.Flags = srcItem.Flags;
destItem.DefaultButton = GetBOOLValue(srcItem.DefaultButton);
if (srcItem.DataMessageId < 0)
MyStringCopy(destItem.Data, srcItem.DataString);
else
MyStringCopy(destItem.Data, GetMsgString(srcItem.DataMessageId));
/*
if ((unsigned int)Init[i].Data < 0xFFF)
MyStringCopy(destItem.Data, GetMsg((unsigned int)srcItem.Data));
else
MyStringCopy(destItem.Data,srcItem.Data);
*/
}
}
// --------------------------------------------
HANDLE CStartupInfo::SaveScreen(int X1, int Y1, int X2, int Y2)
{
return m_Data.SaveScreen(X1, Y1, X2, Y2);
}
HANDLE CStartupInfo::SaveScreen()
{
return SaveScreen(0, 0, -1, -1);
}
void CStartupInfo::RestoreScreen(HANDLE handle)
{
m_Data.RestoreScreen(handle);
}
const TCHAR kRegestryKeyDelimiter = TEXT('\'');
CSysString CStartupInfo::GetFullKeyName(const CSysString &keyName) const
{
return (keyName.IsEmpty()) ? m_RegistryPath:
(m_RegistryPath + kRegestryKeyDelimiter + keyName);
}
LONG CStartupInfo::CreateRegKey(HKEY parentKey,
const CSysString &keyName, NRegistry::CKey &destKey) const
{
return destKey.Create(parentKey, GetFullKeyName(keyName));
}
LONG CStartupInfo::OpenRegKey(HKEY parentKey,
const CSysString &keyName, NRegistry::CKey &destKey) const
{
return destKey.Open(parentKey, GetFullKeyName(keyName));
}
void CStartupInfo::SetRegKeyValue(HKEY parentKey, const CSysString &keyName,
LPCTSTR valueName, LPCTSTR value) const
{
NRegistry::CKey regKey;
CreateRegKey(parentKey, keyName, regKey);
regKey.SetValue(valueName, value);
}
void CStartupInfo::SetRegKeyValue(HKEY parentKey, const CSysString &keyName,
LPCTSTR valueName, UInt32 value) const
{
NRegistry::CKey regKey;
CreateRegKey(parentKey, keyName, regKey);
regKey.SetValue(valueName, value);
}
void CStartupInfo::SetRegKeyValue(HKEY parentKey, const CSysString &keyName,
LPCTSTR valueName, bool value) const
{
NRegistry::CKey regKey;
CreateRegKey(parentKey, keyName, regKey);
regKey.SetValue(valueName, value);
}
CSysString CStartupInfo::QueryRegKeyValue(HKEY parentKey, const CSysString &keyName,
LPCTSTR valueName, const CSysString &valueDefault) const
{
NRegistry::CKey regKey;
if (OpenRegKey(parentKey, keyName, regKey) != ERROR_SUCCESS)
return valueDefault;
CSysString value;
if (regKey.QueryValue(valueName, value) != ERROR_SUCCESS)
return valueDefault;
return value;
}
UInt32 CStartupInfo::QueryRegKeyValue(HKEY parentKey, const CSysString &keyName,
LPCTSTR valueName, UInt32 valueDefault) const
{
NRegistry::CKey regKey;
if (OpenRegKey(parentKey, keyName, regKey) != ERROR_SUCCESS)
return valueDefault;
UInt32 value;
if (regKey.QueryValue(valueName, value) != ERROR_SUCCESS)
return valueDefault;
return value;
}
bool CStartupInfo::QueryRegKeyValue(HKEY parentKey, const CSysString &keyName,
LPCTSTR valueName, bool valueDefault) const
{
NRegistry::CKey regKey;
if (OpenRegKey(parentKey, keyName, regKey) != ERROR_SUCCESS)
return valueDefault;
bool value;
if (regKey.QueryValue(valueName, value) != ERROR_SUCCESS)
return valueDefault;
return value;
}
bool CStartupInfo::Control(HANDLE pluginHandle, int command, void *param)
{
return BOOLToBool(m_Data.Control(pluginHandle, command, param));
}
bool CStartupInfo::ControlRequestActivePanel(int command, void *param)
{
return Control(INVALID_HANDLE_VALUE, command, param);
}
bool CStartupInfo::ControlGetActivePanelInfo(PanelInfo &panelInfo)
{
return ControlRequestActivePanel(FCTL_GETPANELINFO, &panelInfo);
}
bool CStartupInfo::ControlSetSelection(const PanelInfo &panelInfo)
{
return ControlRequestActivePanel(FCTL_SETSELECTION, (void *)&panelInfo);
}
bool CStartupInfo::ControlGetActivePanelCurrentItemInfo(
PluginPanelItem &pluginPanelItem)
{
PanelInfo panelInfo;
if (!ControlGetActivePanelInfo(panelInfo))
return false;
if (panelInfo.ItemsNumber <= 0)
throw "There are no items";
pluginPanelItem = panelInfo.PanelItems[panelInfo.CurrentItem];
return true;
}
bool CStartupInfo::ControlGetActivePanelSelectedOrCurrentItems(
CObjectVector<PluginPanelItem> &pluginPanelItems)
{
pluginPanelItems.Clear();
PanelInfo panelInfo;
if (!ControlGetActivePanelInfo(panelInfo))
return false;
if (panelInfo.ItemsNumber <= 0)
throw "There are no items";
if (panelInfo.SelectedItemsNumber == 0)
pluginPanelItems.Add(panelInfo.PanelItems[panelInfo.CurrentItem]);
else
for (int i = 0; i < panelInfo.SelectedItemsNumber; i++)
pluginPanelItems.Add(panelInfo.SelectedItems[i]);
return true;
}
bool CStartupInfo::ControlClearPanelSelection()
{
PanelInfo panelInfo;
if (!ControlGetActivePanelInfo(panelInfo))
return false;
for (int i = 0; i < panelInfo.ItemsNumber; i++)
panelInfo.PanelItems[i].Flags &= ~PPIF_SELECTED;
return ControlSetSelection(panelInfo);
}
////////////////////////////////////////////////
// menu function
int CStartupInfo::Menu(
int x,
int y,
int maxHeight,
unsigned int flags,
const char *title,
const char *aBottom,
const char *helpTopic,
int *breakKeys,
int *breakCode,
struct FarMenuItem *items,
int numItems)
{
return m_Data.Menu(m_Data.ModuleNumber, x, y, maxHeight, flags, (char *)title,
(char *)aBottom, (char *)helpTopic, breakKeys, breakCode, items, numItems);
}
int CStartupInfo::Menu(
unsigned int flags,
const char *title,
const char *helpTopic,
struct FarMenuItem *items,
int numItems)
{
return Menu(-1, -1, 0, flags, title, NULL, helpTopic, NULL,
NULL, items, numItems);
}
int CStartupInfo::Menu(
unsigned int flags,
const char *title,
const char *helpTopic,
const CSysStringVector &items,
int selectedItem)
{
CRecordVector<FarMenuItem> farMenuItems;
FOR_VECTOR (i, items)
{
FarMenuItem item;
item.Checked = 0;
item.Separator = 0;
item.Selected = ((int)i == selectedItem);
CSysString reducedString = items[i].Left(ARRAY_SIZE(item.Text) - 1);
MyStringCopy(item.Text, (const char *)GetOemString(reducedString));
farMenuItems.Add(item);
}
return Menu(flags, title, helpTopic, &farMenuItems.Front(), farMenuItems.Size());
}
//////////////////////////////////
// CScreenRestorer
CScreenRestorer::~CScreenRestorer()
{
Restore();
}
void CScreenRestorer::Save()
{
if (m_Saved)
return;
m_HANDLE = g_StartupInfo.SaveScreen();
m_Saved = true;
}
void CScreenRestorer::Restore()
{
if (m_Saved)
{
g_StartupInfo.RestoreScreen(m_HANDLE);
m_Saved = false;
}
};
int PrintErrorMessage(const char *message, unsigned code)
{
AString s = message;
s += " #";
char temp[16];
ConvertUInt32ToString((UInt32)code, temp);
s += temp;
return g_StartupInfo.ShowErrorMessage(s);
}
int PrintErrorMessage(const char *message, const char *text)
{
return g_StartupInfo.ShowErrorMessage2(message, text);
}
static void ReduceString(UString &s, unsigned size)
{
if (s.Len() > size)
{
if (size > 5)
size -= 5;
s.Delete(size / 2, s.Len() - size);
s.Insert(size / 2, L" ... ");
}
}
int PrintErrorMessage(const char *message, const wchar_t *name, unsigned maxLen)
{
UString s = name;
ReduceString(s, maxLen);
return PrintErrorMessage(message, UnicodeStringToMultiByte(s, CP_OEMCP));
}
int ShowSysErrorMessage(DWORD errorCode)
{
UString message = NError::MyFormatMessage(errorCode);
return g_StartupInfo.ShowErrorMessage(UnicodeStringToMultiByte(message, CP_OEMCP));
}
int ShowLastErrorMessage()
{
return ShowSysErrorMessage(::GetLastError());
}
int ShowSysErrorMessage(DWORD errorCode, const wchar_t *name)
{
UString s = NError::MyFormatMessage(errorCode);
AString s1 = UnicodeStringToMultiByte(s, CP_OEMCP);
AString s2 = UnicodeStringToMultiByte(name, CP_OEMCP);
return g_StartupInfo.ShowErrorMessage2(s1, s2);
}
bool WasEscPressed()
{
#ifdef UNDER_CE
return false;
#else
NConsole::CIn inConsole;
HANDLE handle = ::GetStdHandle(STD_INPUT_HANDLE);
if (handle == INVALID_HANDLE_VALUE)
return true;
inConsole.Attach(handle);
for (;;)
{
DWORD numEvents;
if (!inConsole.GetNumberOfEvents(numEvents))
return true;
if (numEvents == 0)
return false;
INPUT_RECORD event;
if (!inConsole.ReadEvent(event, numEvents))
return true;
if (event.EventType == KEY_EVENT &&
event.Event.KeyEvent.bKeyDown &&
event.Event.KeyEvent.wVirtualKeyCode == VK_ESCAPE)
return true;
}
#endif
}
}
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